Giovanni Gualdoni is an Italian writer and artist born in 1974. He is known for his creation of the comic book series Wondercity and as a rule-maker for table games and live role-playing games. In 2008, in addition to working as an editor, screenwriter, and comics writer, he published a book of fiction for children entitled Rumbler. In 2001 he founded the Studio Settemondi, a cooperative of authors which brings together emerging talents on Italian comic scene. Together with artist Matteo Piana, he created the saga of The Ring of the Seven Worlds published by Humanoids.